Use this area to configure the JVM settings. You can choose from the following options:

From project JDK - select this default option to use the project's JDK.

Custom - select this option to use a custom JVM.

JVM Options

Use this area to configure additional JVM settings. You can choose from the following options:

Maximum heap size, MB - use this field to specify the maximum heap size available to the process that launches the compiler. The default 768 Mb is suitable for most of the purposes.

VM parameters - use this field to type the string to be passed to the VM when IntelliJ IDEA launches the compiler. If you need more room to type, click to open the VM parameters dialog where the text entry area is larger.

Launcher (sbt-launch.jar)

Use this area to configure settings for the sbt launcher. You can select from the following options: